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Datacolor 20D User's Guide 008-400666 Rev A
Appendix
Datacolor 20D Instrument Specifications
Physical Specifications
Description
Display
50.54mm x 68.62mm x 3.55mm
Display Resolution
240 x 320
Weight
1.25kg/ 2.75 lb
Dimensions
235mm x 90mm x 99mm/
9.2 in x 3.4 in x 3.9 in
Technical Specifications
Measuring Geometry
d/8°
Sphere diameter
2 inches
Light Source
Pulsed xenon
Spectral Range
400 nm -700 nm
Effective Bandwidth
10 nm
Wavelength Resolution
2 nm
Spectrometer Principle
Concave holographic grating
Detector
Proprietary Dual 256 element diode array
Color Repeatability
< 0.05 CIELAB
ΔE* max on white ceramic tile
Color Inter-Instrument Agreement
0.20
CIELAB ΔE* avg. of 12 BCRA tiles
Aperture Size
SAV - 10mm illuminated, 6.5 mm measured
Battery
Rechargeable Li-Ion Battery > 2,000
measures/charge
Operating Environment
5° to 40°C, 20% to 85% RH, non-condensing
Interface
USB, Bluetooth® wireless
Functional Data
Description
Color Systems
CIE L*,a*,b*, coordinates
Illuminants
D65, A, F2, F11
Observers
10°
Data Storage
Up to 2,000 samples
Languages
English, French, German, Portuguese,
Simplified Chinese, Polish, Italian and Spanish